215070325133 has 2 divisors, whose sum is σ = 215070325134. Its totient is φ = 215070325132.

The previous prime is 215070325121. The next prime is 215070325157. The reversal of 215070325133 is 331523070512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202776394249 + 12293930884 = 450307^2 + 110878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215070325133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 215070325133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215070325163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107535162566 + 107535162567.

It is an arithmetic number, because the mean of its divisors is an integer number (107535162567).

Almost surely, 2^215070325133 is an apocalyptic number.

It is an amenable number.

215070325133 is a deficient number, since it is larger than the sum of its proper divisors (1).

215070325133 is an equidigital number, since it uses as much as digits as its factorization.

215070325133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 32.

Adding to 215070325133 its reverse (331523070512), we get a palindrome (546593395645).

The spelling of 215070325133 in words is "two hundred fifteen billion, seventy million, three hundred twenty-five thousand, one hundred thirty-three".